Article saved as: peters_2006
This article was not relevant, but in the lit review it was giving useful resources. I looked those resources and they were talking in general about folksonomies and tags and their problems, but they were not giving any solutions.

Book
Not relevant, if focuses on thesauri relationships, which they cannot be applied in ontologies, as thesauri fail to create strict relationships like ontologies do.
There are three types of thesauri relationships: (a) equivalence, (b) hierarchical and (c) associative.